<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>test</title>
    <link rel="stylesheet" type="text/css" href="../common/reset.css">
    <style>
        .test {
            width: 100px;
            height: 100px;
            background-color: aqua;
            margin: 100px;
        }
    </style>
</head>
<body>
<div class="test">测试一下</div>
<div class="test">测试一下</div>
</body>
</html>